/*-
 * SMSPoller.java
 *
 * $LastChangedBy:  $
 * $LastChangedRevision:  $
 * $LastChangedDate:  $
 * $HeadURL: $
 *
 * Copyright (c) 2008, Stein Gunnar Bakkeby
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Stein Gunnar Bakkeby nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.googlecode.attention.intention.services;

import java.rmi.RemoteException;
import java.util.ArrayList;

import com.googlecode.attention.Mobile;
import com.googlecode.attention.SMSEntry;
import com.googlecode.attention.SMSManager;
import com.googlecode.attention.Status;
import com.googlecode.attention.util.Settings;



public class SMSPoller implements Runnable {

  private ArrayList<SMSListener> listeners = new ArrayList<SMSListener>();
  private Mobile mobile;
  private boolean run;
  private int autoPollTime;
  private Status autoPollStatus;
  
  public SMSPoller(final Mobile mobile, final Settings settings) {
    this.mobile = mobile;
    run = settings.getBoolean("auto_poll_for_messages");
    autoPollTime = settings.getInteger("auto_poll_time");
    autoPollStatus = Status.getStatus(settings.getString("auto_poll_status"));
  }
  
  public void addSMSListener(final SMSListener listener) {
    listeners.add(listener);
  }
  
  public void run() {
    try {
      final SMSManager manager = mobile.getSMSManager();
      while (run) {
        final SMSEntry[] entries = manager.getMessages(autoPollStatus);
        if (entries.length > 0) notifyListeners(entries);
        try {
          Thread.sleep(autoPollTime);
        } catch (InterruptedException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        }
      }
    } catch (RemoteException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }
  
  private void notifyListeners(final SMSEntry[] entries) {
    for (SMSListener listener : listeners) {
      listener.messageReceived(entries);
    }
  }
  
  public void stop() {
    run = false;
  }
  
  public void setCheckStatus(final Status status) {
    autoPollStatus = status;
  }
  
  public void setCheckInterval(final int millis) {
    autoPollTime = millis;
  }
}
